Bar stool



FIG. 1 is a perspective view of a bar stool embodying my new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof; and

FIG. 6 is a sectional view taken along line 6--6 of FIG. 5. 

The ornamental design for a bar stool, as shown. 